18 powered subwoofer

Triangle Borea BR03 Connect Wireless Powered Bookshelf Speakers With Arc

Hertz HMD1 High Power Marine Mono Amplifier with 2 HMS 10 S2-LD-SW 10" 2-Ohm Marine Subwoofer with RGB LEDs, White Sport Grille

Hertz Mille Legend Series ML-Power-1 D-Class Mono Amplifier with Mille Legend Series ML 2500.3 10" Subwoofer

Harbinger VARI V1112 12" Powered Speakers Package With LV8 Mixer & Cables

Memphis PRX10FT Power Reference 10" 1/2/4 Ohm Selectable Impedance Subwoofer

Kustom PA KPX18A 18" Powered Subwoofer

Alpine Tesla Powered 10" Subwoofer and EV-65CF-T Speakers, Compatible with Tesla Model 3

Harbinger VARI V1115 15" 600W 2-Way Powered Loudspeaker

Memphis Audio PRXS1224 12” Power Reference Slim Subwoofer

Monoprice CSW-8: 8" 100-Watt Compact Subwoofer, High-Level Speaker Inputs, Crossover Setting, RCA Inputs

Memphis Audio PRXG15 15" Power Reference Subwoofer Grill

VEVOR 8" 300W Underseat Car Subwoofer, Slim Powered Car Subwoofers Under the Seat, Low Profile Audio Sub Built-in Amplifier, Black

Wet Sounds REVO 12 HP S4 V3 - 12" High Power 4 Ohm Subwoofer with REVO 12 XW-W GRILLE V3 - White XW Style Closed Grille and PORTED-12-ENC 12" Rotom...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofe with REVO 12 XS-S GRILLE V3 - Silver XS Style Grille and PORTED-12-ENC 12" Rotomold Porte...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 SW-B GRILLE V3 - Black Salt Water Grille and PORTED-12-ENC 12" Rotomold Por...

Wet Sounds REVO 12 HP S4 12" High Power 4 Ohm Subwoofer with REVO 12 SW-W GRILLE V3 - White Salt Water Grille and PORTED-12-ENC 12" Rotomold Ported...

Wet Sounds REVO 12 HP S4 V3 - 12" High Power 4 Ohm Subwoofer with REVO 12 ADP XZ-B Grille Kit and PORTED-12-ENC 12" Rotomold Ported Enclosure

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-W-SS GRILLE V3 - White & Stainless XS Style Grille and PORTED-12-ENC 12"...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-G-SS GRILLE V3 - Gunmetal & Stainless XS Style Grille and PORTED-12-ENC ...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-B-SS GRILLE V3 - Black & Stainless XS Style Grille and PORTED-12-ENC 12"...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XW-B GRILLE V3 - Black XW Style Closed Grille and PORTED-12-ENC 12" Rotomol...

Solid State Logic SiX Channel 500 Series Channel Strip

Klipsch Flexus SUB 200 12" Wireless Subwoofer - Black. for Use Only Flexus Sound Bars